47921580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:616

約数の個数: 144

約数和(自身を含む): 168727104

約数和(自身を除く): 120805524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 521, 630, 657, 730, 876, 1022, 1042, 1095, 1260, 1314, 1460, 1533, 1563, 2044, 2084, 2190, 2555, 2605, 2628, 3066, 3126, 3285, 3647, 4380, 4599, 4689, 5110, 5210, 6132, 6252, 6570, 7294, 7665, 7815, 9198, 9378, 10220, 10420, 10941, 13140, 14588, 15330, 15630, 18235, 18396, 18756, 21882, 22995, 23445, 30660, 31260, 32823, 36470, 38033, 43764, 45990, 46890, 54705, 65646, 72940, 76066, 91980, 93780, 109410, 114099, 131292, 152132, 164115, 190165, 218820, 228198, 266231, 328230, 342297, 380330, 456396, 532462, 570495, 656460, 684594, 760660, 798693, 1064924, 1140990, 1331155, 1369188, 1597386, 1711485, 2281980, 2396079, 2662310, 3194772, 3422970, 3993465, 4792158, 5324620, 6845940, 7986930, 9584316, 11980395, 15973860, 23960790, 47921580]

約数ペア:

[(1, 47921580), (2, 23960790), (3, 15973860), (4, 11980395), (5, 9584316), (6, 7986930), (7, 6845940), (9, 5324620), (10, 4792158), (12, 3993465), (14, 3422970), (15, 3194772), (18, 2662310), (20, 2396079), (21, 2281980), (28, 1711485), (30, 1597386), (35, 1369188), (36, 1331155), (42, 1140990), (45, 1064924), (60, 798693), (63, 760660), (70, 684594), (73, 656460), (84, 570495), (90, 532462), (105, 456396), (126, 380330), (140, 342297), (146, 328230), (180, 266231), (210, 228198), (219, 218820), (252, 190165), (292, 164115), (315, 152132), (365, 131292), (420, 114099), (438, 109410), (511, 93780), (521, 91980), (630, 76066), (657, 72940), (730, 65646), (876, 54705), (1022, 46890), (1042, 45990), (1095, 43764), (1260, 38033), (1314, 36470), (1460, 32823), (1533, 31260), (1563, 30660), (2044, 23445), (2084, 22995), (2190, 21882), (2555, 18756), (2605, 18396), (2628, 18235), (3066, 15630), (3126, 15330), (3285, 14588), (3647, 13140), (4380, 10941), (4599, 10420), (4689, 10220), (5110, 9378), (5210, 9198), (6132, 7815), (6252, 7665), (6570, 7294)]